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Lithos

A decentralized mining pool protocol on Ergo. Miners build their own blocks; contracts pay them for proven work.

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Lithos
© 2026 Lithos Protocol. Open source under the MIT licence.λίθος — stone
Docs/Client API/Lithos Dex

Quote a liquidity deposit

post/dex/deposit/check

Quote a deposit. Supply availableX and availableY for the most shares those funds buy, or shares for the cheapest deposit that buys exactly that many.

Request body

LDDepositRequest · application/json
  • availableXstring

    nanoERG available to deposit. Decimal string.

  • availableYstring

    Raw token units available to deposit. Decimal string.

  • sharesstring

    Exact number of LP shares to buy. Decimal string.

Responses

200Quote for the requested depositLDDepositQuote▶
  • sharesstringrequired

    LP shares the deposit unlocks; becomes the provision's size. Decimal string.

  • amountXstringrequired

    nanoERG the pool takes. Decimal string.

  • amountYstringrequired

    Raw token units the pool takes. Decimal string.

  • shareOfSupplynumber · doublerequired

    Fraction of the pool the provision will represent once it lands

  • provisionBoxValuestringrequired

    nanoERG that must also fund the new provision box, on top of amountX. Decimal string.

  • totalErgRequiredstringrequired

    Total nanoERG leaving the wallet, network fee aside. Decimal string.

  • entryXstringrequired

    Accumulator the provision enters at. It is owed nothing accrued before this. Decimal string.

  • entryYstringrequired

    Token side of the same. Decimal string.

400Supply either `shares`, or both `availableX` and `availableY`.ApiError▶
  • errorintegerrequired

    Error code

  • reasonstringrequired

    Error message explaining the reason of the error

  • detailstringrequirednullable

    Detailed error description

503Node unavailable. Retry.ApiError▶
  • errorintegerrequired

    Error code

  • reasonstringrequired

    Error message explaining the reason of the error

  • detailstringrequirednullable

    Detailed error description

defaultErrorApiError▶
  • errorintegerrequired

    Error code

  • reasonstringrequired

    Error message explaining the reason of the error

  • detailstringrequirednullable

    Detailed error description

← PreviousExecute a swapNext →Deposit liquidity
Request
curl -X POST "http://localhost:9000/dex/deposit/check" \
  -H "Content-Type: application/json" \
  -d '{ "availableX": "5000000000", "availableY": "151000000", "shares": "1176470" }'
Response
{
  "shares": "1176470",
  "amountX": "5000000000",
  "amountY": "151058823",
  "shareOfSupply": 0.00117,
  "provisionBoxValue": "600000000",
  "totalErgRequired": "5600000000",
  "entryX": "41820000000000000000000000",
  "entryY": "1264000000000000000000000"
}